APA (7 ম সংস্করণ) উদ্ধৃতি

American Library Association Library Extension Board & Lester, C. B. (1926). Library extension: A study of public library conditions and needs. American Library Association.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

American Library Association Library Extension Board এবং Clarence Brown Lester. Library Extension: A Study of Public Library Conditions and Needs. Chicago: American Library Association, 1926.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

American Library Association Library Extension Board এবং Clarence Brown Lester. Library Extension: A Study of Public Library Conditions and Needs. American Library Association, 1926.